Very Stable and fits secure to your rifle. - Features a wide platform and ratcheted the leg extensions give you the adjustability needed for precision aim. QD latch allows attaching to your 1913 Picatinny rail in seconds. - The leg extension design allows the shooter to quickly adjust to 5 different heights without having to align each leg equally. - The retracted leg height of 6 inches extends to a full open position of 10 inches with 3 other positions in-between. - To engage or adjust leg position, simply pull the spring loaded leg downward to move each leg independently. Leg position can be deployed in a 90 degree, 45 degree position either forwards or backwards, locking securely into 5 positions through a 180 degree arc.